[jira] [Updated] (FLINK-27084) Perround mode recreating operator fails

["Dong Lin (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-27084?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dong Lin updated FLINK-27084:
-----------------------------
    Fix Version/s: ml-2.1.0

> Perround mode recreating operator fails
> ---------------------------------------
>
>                 Key: FLINK-27084
>                 URL: https://issues.apache.org/jira/browse/FLINK-27084
>             Project: Flink
>          Issue Type: Bug
>          Components: Library / Machine Learning
>    Affects Versions: ml-2.0.0
>         Environment: *strong text*Flink 1.14.0, Flink ML 2.0.0
>            Reporter: Yunfeng Zhou
>            Priority: Major
>              Labels: pull-request-available, test-stability
>             Fix For: ml-2.1.0
>
>
> When I was trying to submit a job containing Flink ML KMeans operator to a Flink cluster, the following exception is thrown out.
> {code:java}
> The program finished with the following exception:org.apache.flink.client.program.ProgramInvocationException: The main method caused an error: org.apache.flink.client.program.ProgramInvocationException: Job failed (JobID: 8ba9d3173d1c83eb4803298f81349aea)
> at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:372)
> at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:222)
> at org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:114)
> at org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:812)
> at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:246)
> at org.apache.flink.client.cli.CliFrontend.parseAndRun(CliFrontend.java:1054)
> at org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:1132)
> at org.apache.flink.runtime.security.contexts.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:28)
> at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:1132)
> Caused by: java.util.concurrent.ExecutionException: org.apache.flink.client.program.ProgramInvocationException: Job failed (JobID: 8ba9d3173d1c83eb4803298f81349aea)
> at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357)
> at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1908)
> at org.apache.flink.client.program.StreamContextEnvironment.getJobExecutionResult(StreamContextEnvironment.java:123)
> at org.apache.flink.client.program.StreamContextEnvironment.execute(StreamContextEnvironment.java:80)
> at org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.execute(StreamExecutionEnvironment.java:1898)
> at org.apache.flink.ml.benchmark.BenchmarkUtils.runBenchmark(BenchmarkUtils.java:127)
> at org.apache.flink.ml.benchmark.BenchmarkUtils.runBenchmark(BenchmarkUtils.java:84)
> at org.apache.flink.ml.benchmark.Benchmark.main(Benchmark.java:50)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:355)
> ... 8 more
> Caused by: org.apache.flink.client.program.ProgramInvocationException: Job failed (JobID: 8ba9d3173d1c83eb4803298f81349aea)
> at org.apache.flink.client.deployment.ClusterClientJobClientAdapter.lambda$null$6(ClusterClientJobClientAdapter.java:125)
> at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:616)
> at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:591)
> at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488)
> at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975)
> at org.apache.flink.util.concurrent.FutureUtils.lambda$retryOperationWithDelay$9(FutureUtils.java:403)
> at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774)
> at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750)
> at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488)
> at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975)
> at org.apache.flink.client.program.rest.RestClusterClient.lambda$pollResourceAsync$26(RestClusterClient.java:698)
> at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774)
> at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750)
> at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488)
> at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975)
> at org.apache.flink.util.concurrent.FutureUtils.lambda$retryOperationWithDelay$9(FutureUtils.java:403)
> at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774)
> at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750)
> at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488)
> at java.util.concurrent.CompletableFuture.postFire(CompletableFuture.java:575)
> at java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:943)
> at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:456)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: org.apache.flink.runtime.client.JobExecutionException: Job execution failed.
> at org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:144)
> at org.apache.flink.client.deployment.ClusterClientJobClientAdapter.lambda$null$6(ClusterClientJobClientAdapter.java:123)
> ... 24 more
> Caused by: org.apache.flink.runtime.JobException: Recovery is suppressed by NoRestartBackoffTimeStrategy
> at org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.handleFailure(ExecutionFailureHandler.java:138)
> at org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.getFailureHandlingResult(ExecutionFailureHandler.java:82)
> at org.apache.flink.runtime.scheduler.DefaultScheduler.handleTaskFailure(DefaultScheduler.java:252)
> at org.apache.flink.runtime.scheduler.DefaultScheduler.maybeHandleTaskFailure(DefaultScheduler.java:242)
> at org.apache.flink.runtime.scheduler.DefaultScheduler.updateTaskExecutionStateInternal(DefaultScheduler.java:233)
> at org.apache.flink.runtime.scheduler.SchedulerBase.updateTaskExecutionState(SchedulerBase.java:684)
> at org.apache.flink.runtime.scheduler.SchedulerNG.updateTaskExecutionState(SchedulerNG.java:79)
> at org.apache.flink.runtime.jobmaster.JobMaster.updateTaskExecutionState(JobMaster.java:444)
> at sun.reflect.GeneratedMethodAccessor18.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.lambda$handleRpcInvocation$1(AkkaRpcActor.java:316)
> at org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.runWithContextClassLoader(ClassLoadingUtils.java:83)
> at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:314)
> at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:217)
> at org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:78)
> at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:163)
> at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:24)
> at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:20)
> at scala.PartialFunction.applyOrElse(PartialFunction.scala:123)
> at scala.PartialFunction.applyOrElse$(PartialFunction.scala:122)
> at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:20)
> at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171)
> at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172)
> at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172)
> at akka.actor.Actor.aroundReceive(Actor.scala:537)
> at akka.actor.Actor.aroundReceive$(Actor.scala:535)
> at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:220)
> at akka.actor.ActorCell.receiveMessage(ActorCell.scala:580)
> at akka.actor.ActorCell.invoke(ActorCell.scala:548)
> at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:270)
> at akka.dispatch.Mailbox.run(Mailbox.scala:231)
> at akka.dispatch.Mailbox.exec(Mailbox.scala:243)
> at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
> at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1067)
> at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1703)
> at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:172)
> Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: org.apache.flink.ml.clustering.kmeans.KMeans$CountAppender
> at org.apache.flink.util.ExceptionUtils.rethrow(ExceptionUtils.java:316)
> at org.apache.flink.iteration.operator.perround.AbstractPerRoundWrapperOperator.getWrappedOperator(AbstractPerRoundWrapperOperator.java:176)
> at org.apache.flink.iteration.operator.perround.AbstractPerRoundWrapperOperator.getWrappedOperator(AbstractPerRoundWrapperOperator.java:146)
> at org.apache.flink.iteration.operator.perround.OneInputPerRoundWrapperOperator.processElement(OneInputPerRoundWrapperOperator.java:68)
> at org.apache.flink.streaming.runtime.tasks.CopyingChainingOutput.pushToOperator(CopyingChainingOutput.java:82)
> at org.apache.flink.streaming.runtime.tasks.CopyingChainingOutput.collect(CopyingChainingOutput.java:57)
> at org.apache.flink.streaming.runtime.tasks.CopyingChainingOutput.collect(CopyingChainingOutput.java:29)
> at org.apache.flink.iteration.proxy.ProxyOutput.collect(ProxyOutput.java:92)
> at org.apache.flink.iteration.proxy.ProxyOutput.collect(ProxyOutput.java:35)
> at org.apache.flink.streaming.api.operators.CountingOutput.collect(CountingOutput.java:56)
> at org.apache.flink.streaming.api.operators.CountingOutput.collect(CountingOutput.java:29)
> at org.apache.flink.ml.clustering.kmeans.KMeans$SelectNearestCentroidOperator.onEpochWatermarkIncremented(KMeans.java:303)
> at org.apache.flink.iteration.operator.AbstractWrapperOperator.notifyEpochWatermarkIncrement(AbstractWrapperOperator.java:129)
> at org.apache.flink.iteration.operator.allround.AbstractAllRoundWrapperOperator.lambda$onEpochWatermarkIncrement$1(AbstractAllRoundWrapperOperator.java:105)
> at org.apache.flink.iteration.operator.OperatorUtils.processOperatorOrUdfIfSatisfy(OperatorUtils.java:79)
> at org.apache.flink.iteration.operator.allround.AbstractAllRoundWrapperOperator.onEpochWatermarkIncrement(AbstractAllRoundWrapperOperator.java:102)
> at org.apache.flink.iteration.progresstrack.OperatorEpochWatermarkTracker.tryUpdateLowerBound(OperatorEpochWatermarkTracker.java:79)
> at org.apache.flink.iteration.progresstrack.OperatorEpochWatermarkTracker.onEpochWatermark(OperatorEpochWatermarkTracker.java:63)
> at org.apache.flink.iteration.operator.AbstractWrapperOperator.onEpochWatermarkEvent(AbstractWrapperOperator.java:121)
> at org.apache.flink.iteration.operator.allround.TwoInputAllRoundWrapperOperator.processElement(TwoInputAllRoundWrapperOperator.java:77)
> at org.apache.flink.iteration.operator.allround.TwoInputAllRoundWrapperOperator.processElement2(TwoInputAllRoundWrapperOperator.java:59)
> at org.apache.flink.streaming.runtime.io.StreamTwoInputProcessorFactory.processRecord2(StreamTwoInputProcessorFactory.java:225)
> at org.apache.flink.streaming.runtime.io.StreamTwoInputProcessorFactory.lambda$create$1(StreamTwoInputProcessorFactory.java:194)
> at org.apache.flink.streaming.runtime.io.StreamTwoInputProcessorFactory$StreamTaskNetworkOutput.emitRecord(StreamTwoInputProcessorFactory.java:266)
> at org.apache.flink.streaming.runtime.io.AbstractStreamTaskNetworkInput.processElement(AbstractStreamTaskNetworkInput.java:134)
> at org.apache.flink.streaming.runtime.io.AbstractStreamTaskNetworkInput.emitNext(AbstractStreamTaskNetworkInput.java:105)
> at org.apache.flink.streaming.runtime.io.StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:65)
> at org.apache.flink.streaming.runtime.io.StreamMultipleInputProcessor.processInput(StreamMultipleInputProcessor.java:85)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:496)
> at org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:203)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:809)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:761)
> at org.apache.flink.runtime.taskmanager.Task.runWithSystemExitMonitoring(Task.java:958)
> at org.apache.flink.runtime.taskmanager.Task.restoreAndInvoke(Task.java:937)
> at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:766)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:575)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.lang.ClassNotFoundException: org.apache.flink.ml.clustering.kmeans.KMeans$CountAppender
> at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:355)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
> at java.lang.Class.forName0(Native Method)
> at java.lang.Class.forName(Class.java:348)
> at org.apache.flink.util.InstantiationUtil$ClassLoaderObjectInputStream.resolveClass(InstantiationUtil.java:78)
> at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1984)
> at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1848)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2158)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1665)
> at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2403)
> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2327)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2185)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1665)
> at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2403)
> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2327)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2185)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1665)
> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:501)
> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:459)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:617)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:602)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:589)
> at org.apache.flink.util.InstantiationUtil.clone(InstantiationUtil.java:704)
> at org.apache.flink.util.InstantiationUtil.clone(InstantiationUtil.java:682)
> at org.apache.flink.iteration.operator.perround.AbstractPerRoundWrapperOperator.getWrappedOperator(AbstractPerRoundWrapperOperator.java:161)
> ... 35 more{code}
> The location that throws the exception above is within `PerRoundSubBody`, when `InstantiationUtil.clone(operatorFactory)` is invoked.
> If the submitted job contains `KMeansModel` instead of `KMeans`, then the job can run successfully.
> If the Flink ML dependencies are added to`$FLINK_HOME/lib` folder, instead of included in the submitted jar, the KMeans operator can also be executed successfully.
> Thus there might be a bug with the implementation of `PerRoundSubBody`, that it cannot find the correct classpath when recreating operators inside the per-round body.
>  



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